You have been sued for patent infringement and decided to challenge the validity of the patent at inter partes review (“IPR”). The next major decision you need to make is “when?” Concurrent district ...

How To Join an IPR—And Why You May Want To Inter partes review has become a popular vehicle to challenge patents. Given the benefits of IPRs and the desire to keep an IPR alive before the petitioner ...

In a precedential opinion entered on May 7, 2025, the United States Court of Appeals for the Federal Circuit affirmed a jury verdict invalidating claims of two patents for anticipation and obviousness ...

January 11, 2022 - A third party who is not the patent owner may file a petition for inter partes review (IPR) to challenge the validity of an issued patent before the Patent Trial and Appeal Board.

Yesterday the United States Supreme Court issued decisions in both Oil States v. Green Energy and SAS Institute v. Iancu. In Oil States the Supreme Court upheld the constitutionality of inter partes ...

August 26, 2021 - Post-grant validity challenges — inter partes review (IPR) and post-grant review (PGR) — at the Patent Trial and Appeal Board (PTAB) are frequent components of patent litigation ...

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The Shanghai Intellectual Property Administration Administrative Service Center provides one-stop service offering comprehensive IPR services across 51 categories. [Photo provided to chinadaily.com.cn ...